VTSYIQI Ammonia Gas Detector Tester NH3 Gas Leak Alarm Ammonia Gas Concentration Detecting Device with Measuring Range 0 to 100PPm Resolution Ratio 0.1/1PPm LCD Display for Municipal Industry Gas Detection

VTSYIQI Ammonia Gas Monitor NH3 Gas Detector Ammonia Concentration Detecting Machine NH3 Gas Leak Alarm with Measuring Range 0 to 1000PPm Resolution Ratio 0.1/1PPm for Refinery Chemical Plant Gas Detection

VTSYIQI Ammonia Ion Concentration Meter Portable NH3 Ion Meter with Calibration Fluid mV Range -1999.9 to 1999.9 mV Ion Concentrationr Range 0.01 to 17000 ppm Range ±1999.9 mV Accuracy ±1% F.S. 2 to 5 Points Calibration

VTSYIQI Ammonia Ion Concentration Tester NH3 Ion Meter with Ammonia Standard Solutions Accuracy 1% F.S. 2 to 5 Points Calibration Automatic Electrode Diagnosis Automatic Temperature Compensation

VTSYIQI Ammonia Ion Meter Benchtop Ammonia Ion Meter with Calibration Fluid Ion Concentrationr Range 0.01 to 17000 ppm Range ±1999.9 mV Accuracy ±1% F.S. 2 to 5 Points Calibration USB Communication Interface Automatic temperature compensation

VTSYIQI Ammonia Ion Meter Ion Meter for Ammonia with Ammonia Standard Solutions Ion Concentrationr Range 0.01 to 17000 ppm Range ±1999.9 mV Accuracy ±1% F.S. 500 Groups Data Store

VTSYIQI Ammonia Ion Meter Portable Ammonia Ion Meter with Calibration Fluid 2 to 5 Points Calibration Ion Concentrationr Range 0.01 to 17000 ppm Range ±1999.9 mV Accuracy ±1% F.S.

VTSYIQI Ammonia Ion Meter Portable Ammonia Ion Meter with Calibration Fluid Ion Concentrationr Range 0.01 to 17000 ppm Range ±1999.9 mV Accuracy ±1% F.S. 2 to 5 Points Calibration USB Communication Interface

VTSYIQI Ammonia Ion Meters NH3 Ion Concentration Detector NH3 Ion Counter with Accuracy ±1% F.S. Calibration Fluid Range 0.01 to 17000 ppm Range ±1999.9 mV 2 to 5 Points Calibration for Testing NH3 Ion

VTSYIQI Ammonia NH3 Gas Detector NH3 Gas Leak Alarm Ammonia Gas Concentration Detecting Device with Measuring Range 0 to 100PPm Resolution Ratio 0.1/1PPm LCD Display for Warehouse Gas Test

VTSYIQI Ammonium Ion Concentration Meter Ammonium Ion Meter with Accuracy ±0.5% F.S Ion Concentrationr Range 0.1 to 18000 ppm and ±1999.9 mV 2 to 5 Points Calibration Resolution 0.001 0.01 0.1 1 10 100 1000 10000 Automatic Selectable Ion Measurement Units

VTSYIQI Ammonium Ion Meter NH4 Ion Concentration Tester with Range from 0.1 to 18000 ppm ±1999.9 mV Calibration Fluid Accuracy ±0.5% F.S. Automatic Temperature Compensation Function Calibration Solutions 0.001 0.01 0.1 1 10 100 1000 10000